HYMENOPTERA FROM SARAWAK. 89 



Pompilu* citherns, sp. nov. 



Black, marked with yellow ; a mark on the apex of the 

 mesonotum, two spots on the scutellum and the tegu'ae, yellow; 

 wings yellowish-hyaline, the apices of both smoky ; the second 

 and third cubital cellules equal in length ; legs black, marked 

 with red and yellow ; the four front tarsi annulated with 

 yellow. <$ 



Long : 11-12 mm. 



Hab. Kuchinj, Sarawak. 



Antenna} reddish-brown, black above ; the fifth and fol- 

 lowing joints dilated on the underside. Head, if anything-, 

 wider than the thorax, black ; the face, the inner orbits broadly 

 to near the ocelli, the clypeus, except for a broad black line in 

 the centre above, the base of the mandibles broadly, and the 

 outer orbits to the outer edge, yellow; the hinder part of the 

 vertex and the occiput and cheeks thickly covered with long 

 soft pale hair. The apex of the clypeus is broadly rounded ; the 

 labrum is two -thirds of its length and is black ; the eyes are 

 parallel ; the ocelli are in a curve, the hinder are separated from 

 each other by a slightly greater distance than they are from 

 the eyes. The temples are narrow ; the occiput transverse. 

 Thorax thickly covered with silvery pubescence, black ; a broad 

 line on the hinder edge of the pronotum, a mark, broader than 

 long, on the apex of the mesonotum, two oval marks behind the 

 middle of the scutellum, tegulae and a small oblique mark over 

 the middle coxee, yellow. The apex of the pronotum is broadly 

 rounded ; the scutellum is roundly convex, but not much raised 

 above the level of the mesonotum. Median segment alutaceous, 

 and thickly covered with longish pubescence. Legs black; the 

 coxae and trochanters black, except at the apex of the anterior ; 

 the fore femora, except at the base, the middle and four 

 posterior to near the middle, and the anterior tibiae entirely, red ; 

 the four anterior tibiae are yellow behind ; the anterior t rsi 

 yellow, black towards the apex ; the middle black, with the four 

 basal joints annulated with yellow ; the hinder black ; the spurs 

 yellow. Wings yellowish-hyaline, the apices of both fuscous ; 

 the third cubital cellule is slightly shorter than the second ; the 

 first recurrent nervure is received near the base of the apical 



